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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
New valve guide liners
*Currently only 2004
you can run your truck below 1/8 tank of fuel safely
IT IS IMPORTANT THAT ALL JAM NUTS ARE TIGHT AND ARE CHECKED PERIODICALLY
FASS DFD4000 Duramax Factory Fuel Filter Delete Kit 2001-2016 Air Intake Systems New valve guide linersFASS Fuel Systems 2001 2016 Duramax Factory Fuel Filter Delete Canister (DFD4000) Part No: DFD4000 Once you've installed an aftermarket Fuel Filtration System such as our FASS Titanium Series, the use of the factory fuel filter is no longer required and can be removed. Because your Duramax factory fuel filter is located after our filtration System you will still need to replace the factory filter every 5,000 8,000 miles. This filter delete kit will